BuddyPress

Hello,

Is someone may help me to do conditional statement like this:

If member has not uploaded an avatar { call some php }
Else { … }

And the same process for some profile fields :
If member has not filled out personnality field { … } else { … }

thanks.

Nobody may help me ? I absolutely need to call some php functions if user has not uploaded avatar or filled out some profile fields, need your help